TY  - BOOK
AU  - Ball,W.W.Rouse
AU  - Coxeter,H.S.M.
AU  - Ball,W.W.Rouse
TI  - Mathematical recreations and essays
SN  - 9780486253572 (pbk.) :
AV  - QA95 .B2 1987
PY  - 1987///
CY  - New York
PB  - Dover Publications
KW  - Mathematical recreations
KW  - Geometry
KW  - Famous problems
KW  - Cryptography
KW  - Ciphers
N1  - Corrected republication of the work originally published under title: Mathematical recreations & essays; Includes index; Bibliography: p. 418
ER  -